Documents are in PDF format. If you have trouble downloading the document, you may need to download Adobe Reader software, a free software program. The following photos were made available under Creative Commons licenses specified by the photographer, allowing for adaptation, modification or building upon: "Crabapple flowers"” by Dendroica cerulea; "Tart" by Andrew MacFarlane; "baby pineapple" by patti haskins; "Peas in a pod" by Dave Gunn; "Apple blossom with honey bee" by Natalie Ford; "Exploring" by Niels Linneberg; “definite sign of spring " by liz west; "Branch pattern" by liz west; "Forsythia" by hjhipster; "viola" by pietro c; "Shamrock" by cobalt123; "Eastern Bluebird--male" by cotinus; and "Maple leaves 1, Coldwater, Michigan" by Martin La Bar.